resurgent

adj

1. Undergoing a resurgence; experiencing renewed vigor or vitality.

   “All the terror of time, where error and fear were lords of a world of slaves, Age on age in resurgent rage and anguish darkening as waves on waves, Fell or fled from a face that shed such grace as quickens the dust of graves.”

   “What if this voice should say words that it speaks already in private, should rise and not fall again, should rise and rise and rise, and the people rise with it, should madden them with thoughts of rebellion and dominion, with thoughts of power and possession? Should paint for them pictures of Africa awakening from sleep, of Africa resurgent, of Africa dark and savage?”

   “1975, Gerald Ford, State of the Union Address delivered on 15 January, 1975, A resurgent American economy would do more to restore the confidence of the world in its own future than anything else we can do.”

   “They won at West Ham in a quarter-final replay then survived a comeback from a resurgent Everton to win the semi-final with Antony Martial's late winner.”

2. Of a celestial object, moving upwards relative to the horizon after a period of having moved downwards.
3. Rising again, as from the dead.

   “1825, Samuel Taylor Coleridge, Aids to Reflection, Aphorisms on Spiritual Religion, Aphorism 19, p. 326, […] the co-eternal Word and only-begotten Son of the Living God, incarnate, tempted, agonizing […] , crucified, submitting to Death, resurgent, communicant of his Spirit, ascendent, and obtaining for his Church the Descent and Communion of the Holy Spirit, the Comforter.”

   “Break not my dream, obtrusive tomb! Or teach thou, Spring! the grand recoil Of life resurgent from the soil Wherein was dropped the mortal spoil.”

noun

1. Someone who rises again, as from the dead.

   “The poor man came before the Police, making the bitterest complaints upon being restored to life; and for three years the burden of supporting him fell upon the mistaken Samaritan, who had rescued him from death. During that period, scarcely a day elapsed in which the degraded resurgent did not appear before the European, and curse him with the bitterest curses—as the cause of all his misery and desolation.”